<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <!--<script src="../js/vue.js"></script>-->
    <script src="https://cdn.jsdelivr.net/npm/vue@2.6.10/dist/vue.js"></script>
    <!--1.数据单向流（数据绑定）-->
    <!--2.vue是个响应式框架-->
    <style>
        /*[v-cloak] { display: none }*/
    </style>
</head>
<body>
<div id="app">
    <!--<p v-pre>{{msg}}</p>-->
    <p >{{msg}}</p>
    <p >{{msg}}</p>
    <p >{{msg}}</p>
    <p >{{msg}}</p>
    <p >{{msg}}</p>
</div>

</body>
<script>
    //当引入vue.js 会在全局注册一个构造函数Vue
    var vm =  new Vue({
        el:"#app",
        data:{
           /* msg:"helloWold",
            msg2:"helloWold2"*/
           msg:new Date()
        }
    })
</script>
</html>